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Gemini 2.5 Flash Lite Preview 09-2025

Gemini 2.5 Flash Lite Preview 09-2025 is Google's September 2025 preview of the next Flash Lite generation, delivering better instruction following, up to 50% fewer output tokens, and improved multimodal understanding including audio transcription and image analysis.

File InputReasoningTool UseVision (Image)Web SearchImplicit Caching
index.ts
import { streamText } from 'ai'


const result = streamText({
  model: 'google/gemini-2.5-flash-lite-preview-09-2025',
  prompt: 'Why is the sky blue?'
})
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